1 /* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef JERR_HOOK_H_ 18 #define JERR_HOOK_H_ 19 20 extern "C" { 21 #include "jinclude.h" 22 #include "jpeglib.h" 23 #include "jerror.h" 24 } 25 26 #include <setjmp.h> 27 28 /** 29 * ErrManager replaces libjpeg's default error handling with 30 * the following behavior: 31 * - libjpeg function calls return to the position set by 32 * setjmp for error cleanup. 33 * - libjpeg error and warning messages are printed to 34 * logcat's error output. 35 */ 36 typedef struct { 37 struct jpeg_error_mgr mgr; 38 jmp_buf setjmp_buf; 39 } ErrManager; 40 41 void SetupErrMgr(j_common_ptr cinfo, ErrManager* errMgr); 42 43 #endif // JERR_HOOK_H_ 44